MRDA
Filed: April 18, 1958
CHEMICAL COMPOSITION FOR USE AS A RETARDER FOR PORTLAND CEMENT
Owned by: W. R. GRACE & CO.
Serial Number: 72049925
MTDA
Filed: April 18, 1958
CHEMICAL COMPOSITION FOR USE AS A GRINDING AID FOR PORTLAND CEMENT
Owned by: GCP Applied Technologies Inc.
Serial Number: 72049927
SRDA
Filed: April 18, 1958
CHEMICAL COMPOSITION FOR USE AS A RETARDING AND PLASTICIZING ADDITIVE FOR PORTLAND CEMENT AND PORTLAND CEMENT CONCRETE
Owned by: W. R. GRACE & CO.
Serial Number: 72049929
RA-TEST
Filed: April 18, 1958
REAGENTS FOR ASCERTAINING THE RHEUMATOID FACTOR DEVELOPED IN PERSONS HAVING RHEUMATOID ARTHRITIS
Owned by: BAXTER TRAVENOL LABORATORIES, INC.
Serial Number: 72049933
GRAPHTOL
Filed: April 18, 1958
PIGMENTS TO BE USED AS COLORING MATERIAL IN THE [TEXTILE,] PLASTIC, PAINT, PRINTING INK,[ RUBBER, LACQUER, COLOR PENCILS…
Owned by: CLARIANT AG
Serial Number: 72049978
TREL
Filed: April 18, 1958
FERTILIZERS AND FERTILIZER INGREDIENTS
Owned by: BORDEN INC.
Serial Number: 72049985
